out ITransportHeaders responseHeaders, out Stream
class EncryptedClientChannelSink: IClientChannelSink
{
public IDictionary Properties
{
get { return null; }
}
private IClientChannelSink nextSink;
public IClientChannelSink NextChannelSink
{
get { return nextSink; }
}
private SymmetricEncryptor encryptor;
public EncryptedClientChannelSink(SymmetricEncryptor channelEncryptor,
IClientChannelSink next)
{
encryptor = channelEncryptor;
nextSink = next;
}
public void ProcessMessage(IMessage message,
ITransportHeaders requestHeaders, Stream requestStream,
out ITransportHeaders responseHeaders, out Stream responseStream)
{
MemoryStream encryptedStream = new MemoryStream();
Stream serverStream = null;
// Зашифровать запрос клиента
encryptor.Encrypt(requestStream, encryptedStream);
encryptedStream.Position = 0;
nextSink.ProcessMessage(message, requestHeaders, encryptedStream,
out responseHeaders, out serverStream);
serverStream = Utils.ReadAllStream(serverStream);
// Расшифровать ответ сервера
responseStream = new MemoryStream();
encryptor.Decrypt(serverStream, responseStream);
responseStream.Position = 0;
}
public Stream GetRequestStream(IMessage msg, ITransportHeaders headers)
{
return null;
}
public void AsyncProcessRequest(IClientChannelSinkStack sinkStack,
IMessage message, ITransportHeaders headers, Stream stream)
{
throw new NotSupportedException();
}
public void AsyncProcessResponse(
IClientResponseChannelSinkStack sinkStack, object state,
ITransportHeaders headers, Stream stream)
{
throw new NotSupportedException();
}
} // EncryptedClientChannelSink
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